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What is the difference between JSON and Object Literal Notation?
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Lets clarify first what JSON actually is. JSON is a textual, language-independent data-exchange format, much like XML, CSV or YAML.
Data can be stored in many ways, but if it should be stored in a text file and be readable by a computer, it needs to follow ...
Recommendation for compressing JPG files with ImageMagick
...r adding some +profile options and setting down the quality I can get an smaller size but still similar to original.
10 Ans...
What is the difference between window, screen, and document in Javascript?
...t model. You can access it as window
window.screen or just screen is a small information object about physical screen dimensions.
window.document or just document is the main object of the potentially visible (or better yet: rendered) document object model/DOM.
Since window is the global object ...
What is the difference between the | and || or operators?
...lways used || (two pipes) in OR expressions, both in C# and PHP. Occasionally I see a single pipe used: | . What is the difference between those two usages? Are there any caveats when using one over the other or are they interchangeable?
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How do I make a text input non-editable?
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or readonly="readonly" if you like it being all XML-y, see Stephan Muller's example below :)
– Algy Taylor
Feb 19 '14 at 11:18
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How to shorten my conditional statements
...ilar to PHP), but that's just wishful thinking (Update: it now does. It's called includes. See above). Note that jQuery's inArray, while sharing PHP's method signature, actually mimics the native indexOf functionality (which is useful in different cases, if the index is what you're truly after).
Im...
Calculate business days
...case the whole interval is within a week, in the second case the interval falls in two weeks.
if ($the_first_day_of_week <= $the_last_day_of_week) {
if ($the_first_day_of_week <= 6 && 6 <= $the_last_day_of_week) $no_remaining_days--;
if ($the_first_day_of_week &l...
【App Inventor 2 数据可视化】使用柱状图和饼图收集数据 - App应用开发 - ...
...理解。帮助人们一眼就能看到他们在生活或社区中关心的问题发生了什么。你喜欢用哪些不同方式的图像和图形来理解数据?所有的数据都留在App中，直到你按下Reset按钮。在本系列中，你可以查看以下指南，了解如何将数据发送...
How to find gaps in sequential numbering in mysql?
...". $MAX ." WHERE seq not in (SELECT column FROM table)" my syntax is php based
– me_
Oct 24 '17 at 23:57
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Force to open “Save As…” popup open at text link click for PDF in HTML
... the time of this comment, I've tested it on Chrome, Opera, Edge, Mozilla. All latest. Is working on all except on Mozilla.
– S.I.
Sep 29 '17 at 5:07
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